Crumbling Comet
Comet C/2025 K1 (ATLAS) has split into three large chunks in this recent image from the Gemini North telescope in…
Messy Centaur
Chiron, a giant asteroid in the outer solar system, is encircled by at least four rings and a thinner disk…
Betelgeuse and Friend
A color-processed image shows a companion star (blue) orbiting the supergiant star Betelgeuse, which marks the shoulder or Orion the…
Epsilon Eridani
An artist’s concept depicts a giant planet orbiting amidst belts of asteroids in the star system Epsilon Eridani. The system…
New Glasses
The tiny glass beads at the top of this image (shown with an Australian coin for scale) suggest that a…
Howling…But Not at the Moon
Despite the popular notion, wolves don’t actually howl at the Moon. They may how more during a full Moon because…
‘Leaky’ World
This artist’s concept shows the possible source of geysers of water and ice that are erupting from the south pole…
Hello, Mars!
An illustration from a 1908 magazine article by H.G. Wells shows one idea of life on Mars. On December 17,…
Confusing Planet
This artist’s concept depicts K2-18 b, a giant planet orbiting a faint red star (lower left). Some astronomers suggest the…
Geminids 2025
The Geminid meteor shower reaches its peak on the nights of December 12 and 13. If you trace its “shooting…